make terracotta compatible with python 3.13 (#364)

* make terracotta compatible with python 3.13

* pin marshmallow to <4

* make terracotta compatible with python 3.13

* ignore sqlite3 resource warning

* roll back marshmallow pin

* also upgrade conda tests

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Co-authored-by: Dion Häfner <[email protected]>

Increase real precision (#357)

* increase real precision

* add test for metadata roundtrip

* fix migration, increase precision

* fix migration, keep storing percentiles in float32

Optional gamma correction parameter (#350)

* add gamma factor parameter

* gamma correction for both singleband and rgb

* gamma_factor invalid values

* include singleband test

* add valid rgb gamma correction test

* test invalid gamma factor cases

* test singleband gamma correction

* test both gamma correction and stretch

* use color-operations for gamma implementation and utils

* use color_operations for custom color transforms

* remove gamma correction references

* color transform for singleband and rgb

* normalize bands before possible color transform

* fix docstring

* remove unused import

* black

* fix overflow

* contrast stretch first to user defined or default range

* remove unused variables

* fix applying color ops

* update cache action version

* update the rest of the cache operations

* validate color operations against a test array

* test fields

* test image

* test rgb and singleband identity color transform

* remask array for saturation

* final nits

* add color correction tutorial

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Co-authored-by: Dion Häfner <[email protected]>

Allows RasterIO to read GeoTiffs from S3 object stores requiring auth…

…entication (#354)

* Adding support for AWS_ACCESS_KEY and AWS_SECRET_KEY as passthrough connection strings for reading GeoTiffs from an S3 endpoint that requires auth

* Updating the way that the AWSSession from boto3 is created for the rasterio.open() method

* Moving the AWS Session creation into a memoized function (default lrc cache)

* Duck typed get_aws_session for parsing connection variables from settings

* Added duck typing for parsing S3 connection params from settings file

* Update terracotta/drivers/geotiff_raster_store.py check of RASTER_AWS_S3_ENDPOINT is None before adding url to rasterio kwargs

Co-authored-by: Dion Häfner <[email protected]>

* Passing in AWS_S3_ENDPOINT to the cached get_aws_session

* cleaning up pre-commit issues

* apply pre-commit

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Co-authored-by: Dion Häfner <[email protected]>
Co-authored-by: Dion Häfner <[email protected]>

upper-bound numpy version to fix tests (#344)

Update setup.py (#329)

* Update setup.py

Changed org

* empty commit to trigger ci

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Co-authored-by: Dion Häfner <[email protected]>

Fix "Terracotta Connect" 403 Error on cloudflare-protected servers. (#…

…332)

* Add browser-mimicking user-agent headers to the connect requests

* Remove accept header

* Add reason for this header.

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Co-authored-by: Pieter Tolsma <[email protected]>

Add rgb_range percentile support (#322)

Co-authored-by: Dion Häfner <[email protected]>
Co-authored-by: Dion Häfner <[email protected]>

Use mypy via pre-commit instead of pytest-mypy (#319)

* use mypy via pre-commit instead of pytest-mypy

* fix mypy?

* fix coverage

* test with python3.11

* 💄

* don't cover destructor

Merge pull request #304 from DHI-GRAS/migration

Add bare-bones migration script